Vote for your favorite mineral in #MinCup26! - Quartz vs. Asagiite
It's a classic vs a newbie as the most common named mineral in the crust Quartz is up against an exceedingly-rare sea foam-green mineral discovered just a few years ago Asagiite.
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Quartz from
Ribeiro da Quinta do Cavalo Morto Mine, Valongo, Valongo, Porto, Portugal


Locality type:Mine
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Ribeiro da Quinta do Cavalo Morto Mine, Valongo, Valongo, Porto, Portugal
Data Identifiers
Mindat Occurrence Record ID:925846
Long-form Identifier:1:3:925846:4
GUID (UUID V4):0
Nearest other occurrences of Quartz
0.8km (0.5 miles) ⓘSerra de Santa Justa Mines, Valongo, Valongo, Porto, Portugal
1.9km (1.2 miles) ⓘVale de Aches e Ribeiro da Igreja Mine, Sobrado, Valongo, Porto, Portugal
1.9km (1.2 miles) ⓘPinhal - Vale de Achas e Ribeiro da Igreja Mine, Valongo, Valongo, Porto, Portugal
1.9km (1.2 miles) ⓘRibeiro da Igreja Mine, Alfena, Valongo, Porto, Portugal
2.1km (1.3 miles) ⓘSerra de Pias Mines, Valongo, Valongo, Porto, Portugal
4.1km (2.6 miles) ⓘSerra de Pias Mines, Recarei, Paredes, Porto, Portugal
4.7km (2.9 miles) ⓘMoinhos de Riba Mine, Valongo, Valongo, Porto, Portugal
5.7km (3.5 miles) ⓘAbelheira Mine, Aguiar de Sousa, Paredes, Porto, Portugal
5.7km (3.5 miles) ⓘMedas Mine, Aguiar de Sousa, Paredes, Porto, Portugal
6.8km (4.2 miles) ⓘRebordosa Mine, Rebordosa, Paredes, Porto, Portugal
References
LNEG - Laboratório Nacional de Energia e Geologia, Siorminp ID 41Sb
 
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